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POST
/
v1
/
images
/
generations
mj-v7-edit 接口
curl --request POST \
  --url https://api.evolink.ai/v1/images/generations \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "model": "mj-v7-edit",
  "prompt": "美丽的山景背景",
  "model_params": {
    "task_id": "task-unified-xxx",
    "image_number": 0,
    "canvas": {
      "width": 1024,
      "height": 1024
    },
    "img_pos": {
      "width": 512,
      "height": 512,
      "x": 256,
      "y": 256
    },
    "speed": "fast"
  }
}
'
import requests

url = "https://api.evolink.ai/v1/images/generations"

payload = {
"model": "mj-v7-edit",
"prompt": "美丽的山景背景",
"model_params": {
"task_id": "task-unified-xxx",
"image_number": 0,
"canvas": {
"width": 1024,
"height": 1024
},
"img_pos": {
"width": 512,
"height": 512,
"x": 256,
"y": 256
},
"speed": "fast"
}
}
headers = {
"Authorization": "Bearer <token>",
"Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)
const options = {
method: 'POST',
headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
body: JSON.stringify({
model: 'mj-v7-edit',
prompt: '美丽的山景背景',
model_params: {
task_id: 'task-unified-xxx',
image_number: 0,
canvas: {width: 1024, height: 1024},
img_pos: {width: 512, height: 512, x: 256, y: 256},
speed: 'fast'
}
})
};

fetch('https://api.evolink.ai/v1/images/generations', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));
<?php

$curl = curl_init();

curl_setopt_array($curl, [
CURLOPT_URL => "https://api.evolink.ai/v1/images/generations",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'model' => 'mj-v7-edit',
'prompt' => '美丽的山景背景',
'model_params' => [
'task_id' => 'task-unified-xxx',
'image_number' => 0,
'canvas' => [
'width' => 1024,
'height' => 1024
],
'img_pos' => [
'width' => 512,
'height' => 512,
'x' => 256,
'y' => 256
],
'speed' => 'fast'
]
]),
CURLOPT_HTTPHEADER => [
"Authorization: Bearer <token>",
"Content-Type: application/json"
],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}
package main

import (
"fmt"
"strings"
"net/http"
"io"
)

func main() {

url := "https://api.evolink.ai/v1/images/generations"

payload := strings.NewReader("{\n \"model\": \"mj-v7-edit\",\n \"prompt\": \"美丽的山景背景\",\n \"model_params\": {\n \"task_id\": \"task-unified-xxx\",\n \"image_number\": 0,\n \"canvas\": {\n \"width\": 1024,\n \"height\": 1024\n },\n \"img_pos\": {\n \"width\": 512,\n \"height\": 512,\n \"x\": 256,\n \"y\": 256\n },\n \"speed\": \"fast\"\n }\n}")

req, _ := http.NewRequest("POST", url, payload)

req.Header.Add("Authorization", "Bearer <token>")
req.Header.Add("Content-Type", "application/json")

res, _ := http.DefaultClient.Do(req)

defer res.Body.Close()
body, _ := io.ReadAll(res.Body)

fmt.Println(string(body))

}
HttpResponse<String> response = Unirest.post("https://api.evolink.ai/v1/images/generations")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"model\": \"mj-v7-edit\",\n \"prompt\": \"美丽的山景背景\",\n \"model_params\": {\n \"task_id\": \"task-unified-xxx\",\n \"image_number\": 0,\n \"canvas\": {\n \"width\": 1024,\n \"height\": 1024\n },\n \"img_pos\": {\n \"width\": 512,\n \"height\": 512,\n \"x\": 256,\n \"y\": 256\n },\n \"speed\": \"fast\"\n }\n}")
.asString();
require 'uri'
require 'net/http'

url = URI("https://api.evolink.ai/v1/images/generations")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"model\": \"mj-v7-edit\",\n \"prompt\": \"美丽的山景背景\",\n \"model_params\": {\n \"task_id\": \"task-unified-xxx\",\n \"image_number\": 0,\n \"canvas\": {\n \"width\": 1024,\n \"height\": 1024\n },\n \"img_pos\": {\n \"width\": 512,\n \"height\": 512,\n \"x\": 256,\n \"y\": 256\n },\n \"speed\": \"fast\"\n }\n}"

response = http.request(request)
puts response.read_body
{
  "created": 1757165031,
  "id": "task-unified-1757165031-mjv7",
  "model": "<string>",
  "object": "image.generation.task",
  "progress": 0,
  "status": "pending",
  "task_info": {
    "can_cancel": true,
    "estimated_time": 45
  },
  "type": "image",
  "usage": {
    "billing_rule": "per_call",
    "credits_reserved": 1.8,
    "user_group": "default"
  }
}
{
"error": {
"code": "invalid_request",
"message": "Invalid request parameters",
"type": "invalid_request_error"
}
}
{
"error": {
"code": "unauthorized",
"message": "Invalid or expired token",
"type": "authentication_error"
}
}
{
"error": {
"code": "insufficient_quota",
"message": "Insufficient quota. Please top up your account.",
"type": "insufficient_quota"
}
}
{
"error": {
"code": "model_access_denied",
"message": "Token does not have access to model: mj-v7-edit",
"type": "invalid_request_error"
}
}
{
"error": {
"code": "rate_limit_exceeded",
"message": "Too many requests, please try again later",
"type": "rate_limit_error"
}
}
{
"error": {
"code": "internal_error",
"message": "Internal server error",
"type": "api_error"
}
}
Midjourney 内置内容审核机制。如果生成的部分图像触发了审核过滤,该次请求已消耗的积分将无法退还,请留意提示词的内容合规性。

授权

Authorization
string
header
必填

##所有接口均需要使用Bearer Token进行认证##

获取 API Key :

访问 API Key 管理页面 获取您的 API Key

使用时在请求头中添加:

Authorization: Bearer YOUR_API_KEY

请求体

application/json
model
enum<string>
默认值:mj-v7-edit
必填

模型名称

可用选项:
mj-v7-edit
示例:

"mj-v7-edit"

prompt
string
必填

描述期望填充的内容

示例:

"美丽的山景背景"

model_params
object
必填

画布编辑参数

callback_url
string<uri>

任务完成后的HTTPS回调地址

回调时机:

  • 任务完成(completed)、失败(failed)或取消(cancelled)时触发
  • 在计费确认完成后发送

安全限制:

  • 仅支持HTTPS协议
  • 禁止回调到内网IP地址(127.0.0.1、10.x.x.x、172.16-31.x.x、192.168.x.x等)
  • URL长度不超过2048字符

回调机制:

  • 超时时间:10
  • 失败后最多重试3次(会分别在失败的1秒/2秒/4秒后进行重试)
  • 回调响应体格式与任务查询接口返回的格式一致
  • 回调地址若返回2xx状态码视为成功,其他状态码会触发重试
示例:

"https://your-domain.com/webhooks/image-task-completed"

响应

图像生成任务创建成功

created
integer

任务创建时间戳

示例:

1757165031

id
string

任务ID

示例:

"task-unified-1757165031-mjv7"

model
string

实际使用的模型名称

object
enum<string>

任务的具体类型

可用选项:
image.generation.task
progress
integer

任务进度百分比 (0-100)

必填范围: 0 <= x <= 100
示例:

0

status
enum<string>

任务状态

可用选项:
pending,
processing,
completed,
failed
示例:

"pending"

task_info
object
type
enum<string>
可用选项:
text,
image,
audio,
video
示例:

"image"

usage
object